No one has ever had pain because of an aspirin deficiency.” This means that taking a drug for your pain NEVER gets to the root cause of your pain. You can have pain from a bone not moving properly, a weak or tight muscle, a nutritional deficiency or from a disease or pathological condition…but never from an “Advil, Motrin or Celebrex deficiency. On a positive note: There are proven, natural methods to relieve pain such as: Applied Kinesiology. Chiropractic and NKT.